Extendable roller base for indoor heater



FIG. 1 is a top perspective view of an extendable roller base for indoor heater, showing our new design;

FIG. 2 is a top perspective view of the extendable roller base for indoor heater depicted in a partially extended state;

FIG. 3 is a bottom perspective view of thereof;

FIG. 4 is a front view thereof with a rear view being a mirror image;

FIG. 5 is a left side view thereof with a right side being a mirror image;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof. 

The ornamental design for an extendable roller base for indoor heater, as shown and described. 